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Microphone description

Hello, team!

May be anybody knows there can I find description for microphones?

CTS-MIC-OMNIDIR=Omni Directional Microphone, includes 7.5 M cable
MIC-LP=Low Profile Microphone
MIC-CLNG=Instructor ceiling mounted mic
MIC-UNIDIR=Uni-Directional Boundary Microphone W/ 7.5 M Cable
CTS-MIC-CLNG=Ceiling Mic Audio Science
CTS-MIC-DIR=Directional Microphone, includes 7.5 M cable
Be ready
15 Replies 15

Unfortunately that Components and Cables document is very much out of date.  The latest version 5.0 (which is due for a refresh) can be found here using a partner login: Cisco TelePresence SX Series - Technical References - Cisco

Here are the specs on the SX20 microphone, which is also used for MX200/300 Gen 1 and G2, as well as C20:

CISCO Performance Mic 20 Specifications

Description

  • Intuitive mute function directly on microphone with status indicator
  • Omni-directional, boundary microphone.
  • Excellent RF resistance and low self noise.
  • 3.5 mm four-pin mini-jack connector and 7.5 meter cable.
  • Robust and well suited for long-term meeting room use.

Technical specification

  • Directivity: Omni-directional (uniform in hemisphere above boundary)
  • Frequency response: 80-15 kHz | 80-3 kHz ± 3dB | 80-15 kHz ± 6dB
  • Sensitivity: -35dB ±3dB rel. 1V/Pa.
  • Max SPL: 110dB (3% THD @ 1kHz)
  • Self-noise: < 29 dBA , > 65 dB SNR (Signal to Noise Ratio)
  • Mic. output: Differential
  • Phantom power: 12 V
  • Output connector: 4 pin 3,5 mm mini-Jack (Shield: GND / ring 2: mute detect / ring1: signal - / Tip: signal +)